question_answer

Study the given Venn diagram carefully.

P	-	Animals breathing through lungs only.
Q	-	Animals breathing by skin only.
R	-	Animals breathing by gills.
X	-	Animals breath by skin and gills both.
Y	-	Animals breath by skin and lungs.
Z	-	Animals breath by lungs and gills.

Then, which alphabet represents frog?

A)  Y   

B)  X                                

C)  Z                                

D)  P